Method operator<

src/fl/stl/chrono.h:143–145

        return mDuration.count() <= rhs.mDuration.count();
    }
    constexpr bool operator<(const time_point& rhs) const FL_NOEXCEPT {
        return mDuration.count() < rhs.mDuration.count();
    }
    constexpr bool operator>=(const time_point& rhs) const FL_NOEXCEPT {
        return mDuration.count() >= rhs.mDuration.count();
    }